upatre | 68c3a04c1b14382f0c086f2670cecbf7b69e1a39d2ac023d977004727af9618b

Analysis

max time kernel
149s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-10-2024 12:54

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General

Target

1d8c2f5cdf42f71f98076493472d6f01_JaffaCakes118.exe
Size

12KB
MD5

1d8c2f5cdf42f71f98076493472d6f01
SHA1

e8d6375bee0cd302334f295036ecbfb988a35c42
SHA256

68c3a04c1b14382f0c086f2670cecbf7b69e1a39d2ac023d977004727af9618b
SHA512

359572f1604ac681d0f63ed5c2c433d44a0c741e5c167bd2c1b8ad021bfba4285a9bb73a46f08fe11301cd93a59568506eff21fb2cb1b284413db4f1b3756b8a
SSDEEP

384:6K+dKfzQHxFxRmyja4QhiP7UlY/pjKwyllN+gBI2vRblQ:v+dAURFxna4QAPQlYgwyl/+sIwRblQ

Score

10^/10

upatre discovery downloader

Malware Config

Signatures

Upatre
Upatre is a generic malware downloader.
downloader upatre

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	1d8c2f5cdf42f71f98076493472d6f01_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
1092	szgfw.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	szgfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1d8c2f5cdf42f71f98076493472d6f01_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5064 wrote to memory of 1092	5064	1d8c2f5cdf42f71f98076493472d6f01_JaffaCakes118.exe	84
PID 5064 wrote to memory of 1092	5064	1d8c2f5cdf42f71f98076493472d6f01_JaffaCakes118.exe	84
PID 5064 wrote to memory of 1092	5064	1d8c2f5cdf42f71f98076493472d6f01_JaffaCakes118.exe	84

C:\Users\Admin\AppData\Local\Temp\1d8c2f5cdf42f71f98076493472d6f01_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\1d8c2f5cdf42f71f98076493472d6f01_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5064
- C:\Users\Admin\AppData\Local\Temp\szgfw.exe
  "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\szgfw.exe

Filesize
13KB

MD5
15e600e24856531ccd01d18cb4c798cb

SHA1
fc95b494ce5edeb9423789e6d6071620c5c9aeb7

SHA256
6a47fcad495d0bd24bf8979203958709960941453c2d71314fa04ec3c0040968

SHA512
da4327d170fd097cefdd7a8dcc35fcd06c5d291b7c22319fc58d6d56e774450d19d3f0d04ce3abc24ad27d256ded47352f84e778a03c3373750042e771dea21d

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